package com.itheima;

public class Teacher {

    public void sing(){//this.
        this.rap();
        Teacher.dance();
        System.out.println("来一首");
    }
    public void rap(){
        System.out.println("来一首");
    }
    public static void dance(){// 类名.
        Teacher.basketball();
        System.out.println("跳一段");
    }
    public static void basketball(){

        System.out.println("跳一段");
    }

}
